Mozilla Foundation is a software developer who develops rendering engines, platforms, browsers and email clients. See below the software that is developed by Mozilla Foundation.

By the way, maybe you are looking for Mozilla Foundation user agents?

Rendering Engines:

• Gecko

Platforms:

• Firefox OS

Browsers:

• Camino
• Chimera
• Fennec
• Firebird
• Firefox
• Firefox Focus
• Firefox for iOS
• Minimo
• Mozilla
• Phoenix
• Prism
• SeaMonkey

Email Clients:

• Eudora OSE
• Thunderbird